JH307710

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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-021-1920

Item Name Code

00024

Assigment Date

05/10/1976 (50 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

110.0 millimeters maximum outside diameter, 32.0 millimeters nominal overall width, afbma class 2 standard tolerance designation, mrap buffalo mk2a2 end item identification, 0.1000 inches nominal backface corner radius

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Outside Diameter: 110.0 millimeters maximum
Overall Width: 32.0 millimeters nominal
End Item Identification: mrap buffalo mk2a2
Backface Corner Radius: 0.1000 inches nominal
Standard Tolerance Designation: afbma class 2
Material: steel overall
Style Designator: normal angle

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-01-326-2870	No Name Available	11/01/1993

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
0931024-4	Tapered Roller Bearing Cup
29310AX	Tapered Roller Bearing Cup
299686	Tapered Roller Bearing Cup
70931024	Tapered Roller Bearing Cup
8236-JH307710	Tapered Roller Bearing Cup
JH307710	Tapered Roller Bearing Cup

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-01-021-1920?

The FSCG of the NSN 3110-01-021-1920 is 3110

Does the NSN 3110-01-021-1920 have a Schedule B code assigned?

Yes, the Schedule B code is 8482800080

Does NSN 3110-01-021-1920 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3110-01-021-1920 contain precious materials?

Precious metal content is unknown

Does NSN 3110-01-021-1920 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 3110-01-021-1920 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Mon, May 10, 1976